COMPRESSORS, GAS TURBINES AND JET ENGINES QUIZ

Same

Lower

Dependent on other factors

Higher

Decreases net output and thermal efficiency both

Increases net output but decreases thermal efficiency

Increases net output and thermal efficiency both

Decreases net output but increases thermal efficiency

0.048611111111111

0.00070833333333333

0.043055555555556

0.045138888888889

Multistage compression with intercooling

Multistage compression without intercooling

Single stage compression

None of these

Mean effective pressure

Compression index

Compressor efficiency

Compression ratio

Three strokes

Four strokes

One stroke

Two strokes

To accommodate Valves in the cylinder head

To provide cushioning effect

To attain high volumetric efficiency

To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head

Axial flow compressors

All of these

Pumps

Radial flow compressors

Slip factor

Polytropic reaction

Work coefficient

Pressure coefficient

None of these

0.1 to 1.2 m³/s

0.15 to 5 m³/s

Above 5 m³/s